avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.440      0.000    146.000    426.660      0.000  12726.920 
avg	     0.003      0.000      1.098      3.208      0.000     95.691 
stddev	     0.011      0.000      1.115      2.484      0.000      2.491 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    398.000      0.000  14107.550      0.000 7030326.970 130736.730  19155.440 213073.680   2621.200  13300.020 
avg	     0.000      2.992      0.000    106.072      0.000  52859.601    982.983    144.026   1602.058     19.708    100.000 
stddev	     0.000     11.644      0.000     48.110      0.000  24417.065     69.078      2.985    945.175     33.080      0.148